Update app.py

app.py

@@ -8,8 +8,8 @@ st.set_page_config(page_title="AI LinkedIn Post Generator", page_icon="💼")
 st.title("💼 AI LinkedIn Post Generator")
 st.write("Generate high-quality LinkedIn posts using AI 🚀")
 
-# ---- API KEY INPUT ----
-api_key = st.text_input("GROQ_API_KEY", type="password")
+# ---- API KEY ----
+api_key = os.getenv("GROQ_API_KEY")
 
 # ---- USER INPUTS ----
 tone = st.radio(
@@ -24,15 +24,13 @@ audience = st.text_input("Target audience (e.g. students, developers)")
 if st.button("Generate Post"):
 
     if not api_key:
-        st.error("Please enter your Groq API key")
+        st.error("API key not found. Add it in Hugging Face Secrets.")
     elif not topic or not audience:
         st.error("Please fill all fields")
     else:
         try:
-            # Initialize client
             client = Groq(api_key=api_key)
 
-            # Prompt
             prompt = f"""
             Write a LinkedIn post.
 
@@ -49,9 +47,8 @@ if st.button("Generate Post"):
             - Add relevant hashtags
             """
 
-            # API call
             response = client.chat.completions.create(
-                model="openai/gpt-oss-120b",  # Safe model
+                model="llama3-70b-8192",
                 messages=[{"role": "user", "content": prompt}],
                 temperature=0.7,
                 max_tokens=500
@@ -59,11 +56,8 @@ if st.button("Generate Post"):
 
             post = response.choices[0].message.content
 
-            # Output
             st.subheader("📄 Generated Post")
             st.write(post)
-
-            # Copy option
             st.code(post)
 
         except Exception as e: